About Me

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Profile

Ph.D. Candidate

Ubiquitous Network Laboratory (NETLAB)
Department of Electrical and Computer Engineering (ECE)
Seoul National University (SNU)
Moved from MWNL to NETLAB of SNU as of Sept. 2019 [Previous Lab Page]
E-mail: (You can use either email address to reach me.)
- khlee /at/ netlab.snu.ac.kr
- winnie7150 /at/ snu.ac.kr

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Education

- Unified Course of M.S. and Ph. D. in ECE from SNU, Mar. 2017 to present

• Advisor: Professor Saewoong Bahk
  (Changed from Sunghyun Choi who is currently a Senior Vice President and Head of Advanced Communications Research Center at Samsung Research)

• Ubiquitous Network Laboratory in Seoul National University (NETLAB)

- B.S. in ECE from SNU, Feb. 2017

- Hyundai Chung-Un High School, Feb. 2013

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Research Interest

• IEEE 802.11 WLAN, MAC and PHY layer

• Spatial Reuse, Wide-band Operation, Channel, Mobility

• AI and machine learning for wireless communication

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Current Collaborators

- Youngwook Son (Research Engineer, System LSI, SAMSUNG Electronics)

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Journals & Conferences

• [IEEE ACCESS 2023] Recovering CSI and Data in Dense Network Environments using IEEE 802.11 ax Midamble
  Kanghyun Lee, Juhun Shin, Jongyeon Park, Youngwook Son, and Saewoong Bahk

• [ACM MobiHoc 2020] REFRAIN: promoting valid transmission in high-density modern wi-fi networks
  Youngwook Son, Kanghyun Lee, Seongwon Kim, Jinmyeong Lee, Sunghyun Choi, and Saewoong Bahk
  (Acceptance ratio: 15.3% = 30/196)

• [ACM MobiHoc 2019] Quiet CTS: CTS Power Control for Better Spatial Reuse in Wi-Fi
  Seongwon Kim, Youngwook Son, Kanghyun Lee, Jaehong Yi, and Sunghyun Choi
  (Acceptance ratio: 23.71% = 37/156)

• [IEEE ICTC 2021] Performance Evaluation of IEEE 802.11 ax Midamble and Impact of Interference
  Kanghyun Lee and Saewoong Bahk

• [IEEE ICTC 2020] Performance evaluation of channel bonding in dense scenario
  Jinmyeong Lee, Kanghyun Lee, Yonghun Lee, Seongjoon Kang, Byungjun Kim, and Saewoong Bahk

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Intellectual Properties

- Patents

• Wireless communication devices for transmitting data using spatial reuse and data communication methods using the same
  Jonghun Han, Youngwook Son, Sunghyun Choi, Seongwon Kim, and Kanghyun Lee
  US 11,381,366 B2, Jul. 2022.
  Korean Patent 10-2572878, Sep. 2023.

• Method for channel determination based on midamble and apparatus for performing the method
  Kanghyun Lee, Jongyeon Park, Jinmyeong Lee, and Saewoong Bahk
  Korean Patent 10-2600192, Nov. 2023.

• Method for operation of AP(access point) using DAS(distributed antenna system) and apparatus for performing the method
  Jongyeon Park, Kanghyun Lee, Yelin Yoon, and Saewoong Bahk
  Korean Patents Application 10-2021-0012976, filed Jan. 2021, Patent Pending.

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Research Projects

• Development of Performance Optimization Techniques for IEEE 802.11be Multi-link Operation and MAC Techniques for Low-Latency Application Support
  SAMSUNG Electronics, 2020-2025.

• Development of wireless LAN platform with smart cloud based multi radio structure
  Institute for Information & communications Technology Promotion (IITP) grant funded by the Korean government (MSIT), 2018-2020.

• Optimal Algorithm Implementation for Spatial Reuse Techniques Based on Next-Generation IEEE 802.11ax Standard
  SAMSUNG Electronics, 2017–2019.

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Lectures

• “ns-3 Intensive Course” at KICS, Feb. 2021.
• “ns-3 Intensive Course” at KICS, Feb. 2020.
• “ns-3 Intensive Course” at KICS, Feb. 2019.
• “Network Protocol Design” at SNU, Oct. 2019.
• “Network Protocol Design” at SNU, Oct. 2018.
• “Network Protocol Design” at SNU, Oct. 2017.